   the :hystrix namespace, e.g. :scope becomes :hystrix/scope. Obviously,
   :hystrix/collapse-fn and :hystrix/map-fn are ignored since they're inferred from the body
   of the macro.
+
+  See com.netflix.hystrix.core ns documentation for valid keys.
 
   Example:
 

  A command or collapser definition map can be passed to the execute and queue functions to
  invoke the command.

  # HystrixCommand

  A HystrixCommand is a representation for an interaction network, or otherwise untrusted resource.
  See the Hystrix documentation (https://github.com/Netflix/Hystrix) for more details.

  A command is defined by a map with the following keys:


  The *var* defined by this macro can be passed to the execute and queue functions as if
  it were a HystrixCommand definition map. The complete definition map is stored under the
  :hystrix key in the var's metadata.

  See com.netflix.hystrix.core ns documentation for valid keys.

  Example:

